condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.08847466666666667 0.0 0.144381 9 h after light 0.060096333333333335 0.0 0.180289 12 h after light 0.0 0.0 0.0 3 h after dark 0.09373033333333333 0.0 0.154778 6 h after dark 0.0 0.0 0.0 9 h after dark 0.112225 0.0 0.202903 12 h after dark 0.0 0.0 0.0